In addition, he and his colleagues used tree-ring records from other species of trees to reconstruct the region's past climate.
此外，他和他的同事利用其他种类树木的年轮记录重构了此地区过去的气候情况。
2
When a female copper butterfly folds her wings, it sends the same message to males of her species that a wedding ring on a woman's finger says to males of our species: "Move on, fellas."